Funnel



FIG. 1 is a perspective view of the funnel;

FIG. 2 is a side view of the funnel shown in FIG. 1, the other side view being identical;

FIG. 3 is a front view of the funnel shown in FIG. 1 the rear view being identical; and,

FIG. 4 is a top view of the funnel shown in FIG. 1. 

The ornamental design for a funnel, as shown and described. 